# 吳限北大 vs 格蘭英語GramIsland

The clearest difference is ads: 吳限北大 at none against 格蘭英語GramIsland's shown. 格蘭英語GramIsland's advantage is iOS requirement (12.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 吳限北大 | 格蘭英語GramIsland |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | — |
| Size | 197 MB | 706 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Chi Hsien Lai](https://appshunter.io/developer/1039759515) | [Zhao Seng Su](https://appshunter.io/developer/1112803218) |

## What reviewers say

### 吳限北大

[App page](https://appshunter.io/ios/app/id1474915478)

**Features:** macOS Compatibility

**In-app purchases:** none


### 格蘭英語GramIsland

[App page](https://appshunter.io/ios/app/gramisland-devon/id6451129981)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 吳限北大 free?

吳限北大 is free to download, with no in-app purchases.

### Is 格蘭英語GramIsland free?

格蘭英語GramIsland is free to download, with no in-app purchases.

### Do 吳限北大 or 格蘭英語GramIsland have ads?

格蘭英語GramIsland shows ads; 吳限北大 does not.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*